0.6
----
 * first stable release
  - clean code
  - fix bugs and rendering issues
  - deside the final look and feel

0.5.90 (0.6 beta 1)
----
 * Add the shadows where missing
 * Add a make distclean rule to the Makefile
 * Prepare the first variant of final look and feel
 * Tidy up the code
   - remove unneeded comments
   - fix compiler warnings
   - reformat the code to use same coding style (run indent on all files)

0.5.1
----
 * Fix positioning error on some resize handles
 * Make widget shadows more Nodoka-like
 * Add a "make distclean" rule to the Makefile

0.5
----
 * Make widget shadows more Nodoka-like
 * Add gradients to scrollbar, scale backgrounds
 * Notebook tab styling
 * Panel styling
